LATEX
Physical and chemical criteria of Latex by TCVN 6314: 2013:
- Total solids content, not less than: 61,0 % (weight)
- Dry rubber content, not less than: 60,0 % (weight)
- Non-rubber solids, not more than: 1.7 % (weight)
- Alkaline (converted to NH3), calculated by volume of latex concentrate not more than: 0.60 % (weight)
- Mechanical stability, seconds, not less than: 650
- Concentration content, not more than: 0.03 % (weight)
- Copper content total solids, not more than: 8 mg/kg
- Manganese content of total solids, not more than: 8 mg/kg
- Residue content not more than: 0.10 % (mass)
- Volatile fatty acid number (VFA), no more than: 0.06
- KOH number, not more than: 0.07

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